https://www.ncbi.nlm.nih.gov/m/pubmed/27111584/

http://www.nature.com/mp/journal/vaop/ncurrent/full/mp2016244a.html

 

https://apple.news/A2FCQQtrVTdKN5CD8S0ifMA

http://newsnetwork.mayoclinic.org/discussion/high-school-football-players-1956-1970-did-not-have-increase-of-neurodegenerative-diseases/

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5117063/

https://www.google.com/amp/www.wsj.com/amp/articles/a-mental-test-before-surgery-1480352395?client=safari

Neuropsych testing used to predict outcomes after surgery